osmain

Documentation

Index

• Constants
• type DisplayWidgets
• type Stats
  • func Register(m *metrics.MetricContext, step time.Duration) *Stats
  • func (stats *Stats) Print(batchmode bool, layout *DisplayWidgets)

Constants

const MaxEntries = 15

Number of Pids(in future cgroups etc) to display for top-N metrics

Types

type DisplayWidgets

type DisplayWidgets struct {
	Summary           *termui.Par
	ProcessesByCPU    *termui.List
	ProcessesByMemory *termui.List
	ProcessesByIO     *termui.List
	DiskIOUsage       *termui.List
	FileSystemUsage   *termui.List
	InterfaceUsage    *termui.List
	CgroupsCPU        *termui.List
	CgroupsMem        *termui.List
	Problems          *termui.List
}

DisplayWidgets represents various variables used for display Perhaps this belongs to main package

type Stats

type Stats struct {
	CPUStat     *cpustat.CPUStat
	MemStat     *memstat.MemStat
	ProcessStat *pidstat.ProcessStat
	Problems    []string // various problems spotted
	OsSpecific  interface{}
}

Stats represents all statistics collected and printed by osmain

func Register

func Register(m *metrics.MetricContext, step time.Duration) *Stats

Register starts metrics collection for all available metrics

func (*Stats) Print

func (stats *Stats) Print(batchmode bool, layout *DisplayWidgets)

Print inspects and prints various metrics collected started by Register